* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #D63A00; /* #ff6b35; */
    --secondary: #004e89;
    --dark: #1a1a2e;
    --accent: #00d9ff;
    --text: #1a1a2e;
    --text-light: #666;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Add skip link styles */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--secondary);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
}

/* Improve focus visibility */
a:focus, button:focus {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.cta-button:focus {
    outline: 3px solid white;
    outline-offset: 2px;
}

/* Reduce motion for animations */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

nav.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.5px;
    span {
        color: white;
    }
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--accent);
}

.mobile-toggle {
    display: none;
    background-color: var(--dark);
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -2px;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
    font-size: 1.1rem;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}

/* Services Section */
.services {
    padding: 6rem 2rem;
    background: var(--light);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--accent));
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.service-card:hover::before {
    transform: scaleY(1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 1rem;
    font-weight: 700;
}

.service-card p {
    color: #666;
    line-height: 1.8;
    font-size: 1rem;
}

/* About Section */
.about {
    padding: 6rem 2rem;
    background: white;
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.about-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--light);
    border-radius: 15px;
}

.stat-number {
    color: var(--primary);
    font-weight: 700;
    font-size: 2.5rem;
}

.stat-label {
    color: var(--text);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Contact Section */
.contact {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    color: white;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.contact p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 3rem;
}

.contact-item {
    font-size: 1.2rem;
    color: var(--accent);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
    color: white;
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    text-align: center;
    padding: 2rem;
}

footer p {
    opacity: 0.7;
}

footer a {
    color: white;
    font-weight: bold;
    text-decoration: underline;
}

footer a:hover {
    text-decoration: none;
}

/* Services detail page */
.services-detail {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.services-list {
    display: grid;
    gap: 3rem;
    margin-top: 3rem;
}

.service-detail-card {
    padding: 2rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.service-detail-card:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.1);
}

.service-detail-card h3 {
    color: var(--primary);
    margin: 1rem 0 0.5rem 0;
    font-size: 1.5rem;
}

.service-detail-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.service-features {
    list-style: none;
    margin-top: 1.5rem;
    padding: 0;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text);
    border-bottom: 1px solid #f0f0f0;
}

.service-features li:before {
    content: "✓ ";
    color: var(--primary);
    font-weight: 600;
    margin-right: 0.5rem;
}

/* About detail page */
.about-detail {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.about-detail .about-text h2 {
    color: var(--secondary);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-values {
    padding: 4rem 2rem;
    background: #f9f9f9;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.value-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
    transition: all 0.3s ease;
}

.value-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.value-card h3 {
    color: var(--secondary);
    margin-bottom: 1rem;
}

.value-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.about-stats {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Contact detail page */
.contact-detail {
    padding: 4rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.contact-detail h2 {
    color: var(--secondary);
    margin-bottom: 1rem;
}

.contact-methods {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.contact-method {
    padding: 2rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

.contact-method h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.contact-method p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.contact-link {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-link:hover,
.contact-link:focus {
    color: var(--secondary);
    text-decoration: underline;
}

/* FAQ section */
.faq-section {
    padding: 4rem 2rem;
    background: #f9f9f9;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border-top: 3px solid var(--primary);
}

.faq-item h3 {
    color: var(--secondary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Contact CTA section */
.contact-cta {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--secondary) 0%, #003366 100%);
    text-align: center;
    color: white;
}

.contact-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.contact-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.contact-cta .cta-button {
    background: var(--primary);
    color: white;
}

.contact-cta .cta-button:hover {
    background: #e55a2b;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        flex-direction: column;
        background: rgba(26, 26, 46, 0.98);
        padding: 2rem;
        width: 250px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
    }

    .nav-links.active {
        right: 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .services-list {
        gap: 2rem;
    }

    .service-detail-card {
        padding: 1.5rem;
    }

    .values-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 100px;
    }

    .nav-container {
        padding: 0 1rem;
    }
}